Sofa



FIG. 1 is a perspective view of a sofa showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof, opposite that of FIG. 3;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a side elevational view thereof, from a side opposite that of FIG. 5;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a perspective view of another embodiment of the sofa showing my new design;

FIG. 10 is another perspective view of FIG. 9;

FIG. 11 is a front elevational view thereof;

FIG. 12 is a rear elevational view thereof, opposite that of FIG. 11;

FIG. 13 is a side elevational view thereof;

FIG. 14 is a side elevational view thereof, from a side opposite that of FIG. 13;

FIG. 15 is a top view thereof; and,

FIG. 16 is a bottom view thereof.

The broken line showing of a sofa in the figures is included for the purpose of illustrating environmental structure and forms no part of the claimed design. The dash-dot-dash lines showing in the figures are included to illustrate the boundary of the claimed design. 

CLAIM The ornamental design for a sofa, as shown and described. 